<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        body{
            background-color: #ccc;
        }
        div{
            background-color: #fff;
            width: 300px;
            height: 500px;
            text-align: center;
        }
        img{
            width: 300px;
        }
        p{
            text-align: left;
            text-indent: 1em;
        }
        .span{
            display: inline-block;
            width: 260px;
            height: 40px;
            background-color: deepskyblue;
            color: white;
            text-align: center;
            line-height: 40px;
        }
    </style>
</head>
<body>
<div>
    <img src="./img/erji.png" alt="">
    <p style="font-weight: bold">无线蓝牙耳机</p>
    <p style="color: red">￥199</p>
    <span class="span">加入购物车</span>
</div>
</body>
</html>